Medical Health Encyclopedia

Healthy living

Addiction is defined as compulsive use of a substance despite continued negative consequences. Simply needing a drug (like a painkiller or antidepressant) and taking it as prescribed is not addiction.

The signs and symptoms of addiction are different for each person but may include:

• Insomnia
• Unpredictable moods
• Agitation
• Personality changes
• Excessive sweating
• Unexplained weight loss
• Bloodshot eyes
• Flushed skin
• Persistent running nose
• Dazed appearance

Signs of drug abuse in teenagers may include: apathy, temper tantrums, missing school, sloppy dress, lack of interest in school, excessive demands for privacy, secrecy, and a change in type of friends. However, some teens in trouble may show none of these symptoms.

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For more information see drug abuse.

DEALING WITH STRESS

Stress is normal. It can be a great motivator, and in small amounts can even improve health. However, excessive stress can cause headaches, sleeping problems, stomach problems, mood problems, and more.

Learn to recognize the things most likely to cause stress in your life. You may not be able to avoid all of them, but knowing the source of your stress can help you feel more "in control." The more control you feel you have over your life, the less damaging the stress.

For smore information, including stress reducing tips, see stress and anxiety.

OBESITY

The number of obese Americans has dramatically increased in the last 20 years, so much so that experts are calling the problem an "epidemic." Obesity is serious health concern. It adds stress to the heart, bones, and muscles. and increases the risk for hypertension (high blood pressure), stroke, varicose veins, breast cancer, and gallbladder disease.

Overeating, an unhealthy diet, and a lack of physical activity can lead to obesity. Your family history also plays a role.

For more information see obesity.

DIET

As a general rule, you should choose foods that are low in saturated and trans fat, and low in cholesterol. Also limit your intake of sugar, salt (sodium), and alcohol. Eat more fiber, which can be found in fruits, vegetables, beans, whole grain products, and nuts.